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Posted to commits@hc.apache.org by ol...@apache.org on 2012/06/22 13:14:25 UTC

svn commit: r1352847 - in /httpcomponents/httpcore/trunk: httpcore-ab/src/main/java/org/apache/http/benchmark/ httpcore/src/main/java/org/apache/http/protocol/ httpcore/src/test/java/org/apache/http/protocol/

Author: olegk
Date: Fri Jun 22 11:14:22 2012
New Revision: 1352847

URL: http://svn.apache.org/viewvc?rev=1352847&view=rev
Log:
Deprecated BasicHttpProcessor in favor of ImmutableHttpProcessor and ChainBuilder

Added:
    httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ChainBuilder.java   (with props)
    httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestChainBuilder.java   (with props)
Modified:
    httpcomponents/httpcore/trunk/httpcore-ab/src/main/java/org/apache/http/benchmark/BenchmarkWorker.java
    httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/BasicHttpProcessor.java
    httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpRequestInterceptorList.java
    httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpResponseInterceptorList.java
    httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ImmutableHttpProcessor.java
    httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestBasicHttpProcessor.java

Modified: httpcomponents/httpcore/trunk/httpcore-ab/src/main/java/org/apache/http/benchmark/BenchmarkWorker.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore-ab/src/main/java/org/apache/http/benchmark/BenchmarkWorker.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore-ab/src/main/java/org/apache/http/benchmark/BenchmarkWorker.java (original)
+++ httpcomponents/httpcore/trunk/httpcore-ab/src/main/java/org/apache/http/benchmark/BenchmarkWorker.java Fri Jun 22 11:14:22 2012
@@ -48,11 +48,12 @@ import org.apache.http.impl.DefaultConne
 import org.apache.http.params.HttpConnectionParams;
 import org.apache.http.params.HttpParams;
 import org.apache.http.protocol.BasicHttpContext;
-import org.apache.http.protocol.BasicHttpProcessor;
 import org.apache.http.protocol.ExecutionContext;
 import org.apache.http.protocol.HTTP;
 import org.apache.http.protocol.HttpContext;
+import org.apache.http.protocol.HttpProcessor;
 import org.apache.http.protocol.HttpRequestExecutor;
+import org.apache.http.protocol.ImmutableHttpProcessor;
 import org.apache.http.protocol.RequestConnControl;
 import org.apache.http.protocol.RequestContent;
 import org.apache.http.protocol.RequestExpectContinue;
@@ -70,7 +71,7 @@ class BenchmarkWorker implements Runnabl
     private final byte[] buffer = new byte[4096];
     private final int verbosity;
     private final HttpContext context;
-    private final BasicHttpProcessor httpProcessor;
+    private final HttpProcessor httpProcessor;
     private final HttpRequestExecutor httpexecutor;
     private final ConnectionReuseStrategy connstrategy;
     private final HttpRequest request;
@@ -95,17 +96,14 @@ class BenchmarkWorker implements Runnabl
         this.count = count;
         this.keepalive = keepalive;
 
-        this.httpProcessor = new BasicHttpProcessor();
+        this.httpProcessor = new ImmutableHttpProcessor(
+                new RequestContent(), 
+                new RequestTargetHost(), 
+                new RequestConnControl(),
+                new RequestUserAgent(),
+                new RequestExpectContinue());
         this.httpexecutor = new HttpRequestExecutor();
 
-        // Required request interceptors
-        this.httpProcessor.addInterceptor(new RequestContent());
-        this.httpProcessor.addInterceptor(new RequestTargetHost());
-        // Recommended request interceptors
-        this.httpProcessor.addInterceptor(new RequestConnControl());
-        this.httpProcessor.addInterceptor(new RequestUserAgent());
-        this.httpProcessor.addInterceptor(new RequestExpectContinue());
-
         this.connstrategy = new DefaultConnectionReuseStrategy();
         this.verbosity = verbosity;
         this.socketFactory = socketFactory;

Modified: httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/BasicHttpProcessor.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/BasicHttpProcessor.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/BasicHttpProcessor.java (original)
+++ httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/BasicHttpProcessor.java Fri Jun 22 11:14:22 2012
@@ -46,8 +46,11 @@ import org.apache.http.annotation.NotThr
  * synchronized and therefore this class may be thread-unsafe.
  *
  * @since 4.0
+ *
+ * @deprecated (4.3)
  */
 @NotThreadSafe
+@Deprecated
 public final class BasicHttpProcessor implements
     HttpProcessor, HttpRequestInterceptorList, HttpResponseInterceptorList, Cloneable {
 

Added: httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ChainBuilder.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ChainBuilder.java?rev=1352847&view=auto
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ChainBuilder.java (added)
+++ httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ChainBuilder.java Fri Jun 22 11:14:22 2012
@@ -0,0 +1,120 @@
+/*
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package org.apache.http.protocol;
+
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.Map;
+
+import org.apache.http.annotation.NotThreadSafe;
+
+/**
+ * Builder class to build a linked list (chain) of unique class instances. Each class can have
+ * only one instance in the list. Useful for building lists of protocol interceptors.
+ *
+ * @see ImmutableHttpProcessor
+ *
+ * @since 4.3
+ */
+@NotThreadSafe
+public final class ChainBuilder<E> {
+
+    private final LinkedList<E> list;
+    private final Map<Class<?>, E> uniqueClasses;
+
+    public ChainBuilder() {
+        this.list = new LinkedList<E>();
+        this.uniqueClasses = new HashMap<Class<?>, E>();
+    }
+
+    private void ensureUnique(final E e) {
+        E previous = this.uniqueClasses.remove(e.getClass());
+        if (previous != null) {
+            this.list.remove(previous);
+        }
+        this.uniqueClasses.put(e.getClass(), e);
+    }
+
+    public void addFirst(final E e) {
+        if (e == null) {
+            return;
+        }
+        ensureUnique(e);
+        this.list.addFirst(e);
+    }
+
+    public void addLast(final E e) {
+        if (e == null) {
+            return;
+        }
+        ensureUnique(e);
+        this.list.addLast(e);
+    }
+
+    public void addAllFirst(final Collection<E> c) {
+        if (c == null) {
+            return;
+        }
+        for (E e: c) {
+            addFirst(e);
+        }
+    }
+
+    public void addAllFirst(E... c) {
+        if (c == null) {
+            return;
+        }
+        for (E e: c) {
+            addFirst(e);
+        }
+    }
+
+    public void addAllLast(final Collection<E> c) {
+        if (c == null) {
+            return;
+        }
+        for (E e: c) {
+            addLast(e);
+        }
+    }
+
+    public void addAllLast(E... c) {
+        if (c == null) {
+            return;
+        }
+        for (E e: c) {
+            addLast(e);
+        }
+    }
+
+    public LinkedList<E> build() {
+        return new LinkedList<E>(this.list);
+    }
+
+}

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Modified: httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpRequestInterceptorList.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpRequestInterceptorList.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpRequestInterceptorList.java (original)
+++ httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpRequestInterceptorList.java Fri Jun 22 11:14:22 2012
@@ -37,7 +37,10 @@ import org.apache.http.HttpRequestInterc
  * for {@link HttpProcessor processing}.
  *
  * @since 4.0
+ *
+ * @deprecated (4.3)
  */
+@Deprecated
 public interface HttpRequestInterceptorList {
 
     /**

Modified: httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpResponseInterceptorList.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpResponseInterceptorList.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpResponseInterceptorList.java (original)
+++ httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/HttpResponseInterceptorList.java Fri Jun 22 11:14:22 2012
@@ -37,7 +37,10 @@ import org.apache.http.HttpResponseInter
  * for {@link HttpProcessor processing}.
  *
  * @since 4.0
+ *
+ * @deprecated (4.3)
  */
+@Deprecated
 public interface HttpResponseInterceptorList {
 
     /**

Modified: httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ImmutableHttpProcessor.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ImmutableHttpProcessor.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ImmutableHttpProcessor.java (original)
+++ httpcomponents/httpcore/trunk/httpcore/src/main/java/org/apache/http/protocol/ImmutableHttpProcessor.java Fri Jun 22 11:14:22 2012
@@ -27,6 +27,7 @@
 package org.apache.http.protocol;
 
 import java.io.IOException;
+import java.util.List;
 
 import org.apache.http.HttpException;
 import org.apache.http.HttpRequest;
@@ -51,25 +52,46 @@ public final class ImmutableHttpProcesso
             final HttpResponseInterceptor[] responseInterceptors) {
         super();
         if (requestInterceptors != null) {
-            int count = requestInterceptors.length;
-            this.requestInterceptors = new HttpRequestInterceptor[count];
-            for (int i = 0; i < count; i++) {
-                this.requestInterceptors[i] = requestInterceptors[i];
-            }
+            int l = requestInterceptors.length;
+            this.requestInterceptors = new HttpRequestInterceptor[l];
+            System.arraycopy(requestInterceptors, 0, this.requestInterceptors, 0, l);
         } else {
             this.requestInterceptors = new HttpRequestInterceptor[0];
         }
         if (responseInterceptors != null) {
-            int count = responseInterceptors.length;
-            this.responseInterceptors = new HttpResponseInterceptor[count];
-            for (int i = 0; i < count; i++) {
-                this.responseInterceptors[i] = responseInterceptors[i];
-            }
+            int l = responseInterceptors.length;
+            this.responseInterceptors = new HttpResponseInterceptor[l];
+            System.arraycopy(responseInterceptors, 0, this.responseInterceptors, 0, l);
+        } else {
+            this.responseInterceptors = new HttpResponseInterceptor[0];
+        }
+    }
+
+    /**
+     * @since 4.3
+     */
+    public ImmutableHttpProcessor(
+            final List<HttpRequestInterceptor> requestInterceptors,
+            final List<HttpResponseInterceptor> responseInterceptors) {
+        super();
+        if (requestInterceptors != null) {
+            int l = requestInterceptors.size();
+            this.requestInterceptors = requestInterceptors.toArray(new HttpRequestInterceptor[l]);
+        } else {
+            this.requestInterceptors = new HttpRequestInterceptor[0];
+        }
+        if (responseInterceptors != null) {
+            int l = responseInterceptors.size();
+            this.responseInterceptors = responseInterceptors.toArray(new HttpResponseInterceptor[l]);
         } else {
             this.responseInterceptors = new HttpResponseInterceptor[0];
         }
     }
 
+    /**
+     * @deprecated (4.3) do not use.
+     */
+    @Deprecated
     public ImmutableHttpProcessor(
             final HttpRequestInterceptorList requestInterceptors,
             final HttpResponseInterceptorList responseInterceptors) {
@@ -94,11 +116,11 @@ public final class ImmutableHttpProcesso
         }
     }
 
-    public ImmutableHttpProcessor(final HttpRequestInterceptor[] requestInterceptors) {
+    public ImmutableHttpProcessor(final HttpRequestInterceptor... requestInterceptors) {
         this(requestInterceptors, null);
     }
 
-    public ImmutableHttpProcessor(final HttpResponseInterceptor[] responseInterceptors) {
+    public ImmutableHttpProcessor(final HttpResponseInterceptor... responseInterceptors) {
         this(null, responseInterceptors);
     }
 

Modified: httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestBasicHttpProcessor.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestBasicHttpProcessor.java?rev=1352847&r1=1352846&r2=1352847&view=diff
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestBasicHttpProcessor.java (original)
+++ httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestBasicHttpProcessor.java Fri Jun 22 11:14:22 2012
@@ -35,6 +35,7 @@ import org.apache.http.HttpRequestInterc
 import org.junit.Assert;
 import org.junit.Test;
 
+@Deprecated
 public class TestBasicHttpProcessor {
 
     static class TestHttpRequestInterceptorPlaceHolder implements HttpRequestInterceptor {

Added: httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestChainBuilder.java
URL: http://svn.apache.org/viewvc/httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestChainBuilder.java?rev=1352847&view=auto
==============================================================================
--- httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestChainBuilder.java (added)
+++ httpcomponents/httpcore/trunk/httpcore/src/test/java/org/apache/http/protocol/TestChainBuilder.java Fri Jun 22 11:14:22 2012
@@ -0,0 +1,68 @@
+/*
+ * ====================================================================
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package org.apache.http.protocol;
+
+import java.util.LinkedList;
+import java.util.List;
+
+import junit.framework.Assert;
+
+import org.apache.http.HttpRequestInterceptor;
+import org.junit.Test;
+
+public class TestChainBuilder {
+
+    @Test
+    public void testBuildChain() throws Exception {
+        ChainBuilder<HttpRequestInterceptor> cb = new ChainBuilder<HttpRequestInterceptor>();
+        HttpRequestInterceptor i1 = new RequestContent();
+        HttpRequestInterceptor i2 = new RequestTargetHost();
+        HttpRequestInterceptor i3 = new RequestConnControl();
+        HttpRequestInterceptor i4 = new RequestUserAgent();
+        HttpRequestInterceptor i5 = new RequestExpectContinue();
+        cb.addFirst(i1);
+        cb.addAllFirst(i2, i3);
+        cb.addFirst(null);
+        cb.addAllFirst((List<HttpRequestInterceptor>) null);
+        cb.addLast(i4);
+        cb.addLast(null);
+        cb.addAllLast(i5);
+        cb.addAllLast((List<HttpRequestInterceptor>) null);
+        cb.addFirst(i1);
+        cb.addAllLast(i3, i4, i5);
+        LinkedList<HttpRequestInterceptor> list = cb.build();
+        Assert.assertNotNull(list);
+        Assert.assertEquals(5, list.size());
+        Assert.assertSame(i1, list.get(0));
+        Assert.assertSame(i2, list.get(1));
+        Assert.assertSame(i3, list.get(2));
+        Assert.assertSame(i4, list.get(3));
+        Assert.assertSame(i5, list.get(4));
+    }
+
+}

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